名詞 asynchronism:

1. the relation that exists when things occur at unrelated times
   同義詞：asynchrony, desynchronization, desynchronisation, desynchronizing

a.syn.chro.nism

n.（名詞）
Lack of temporal concurrence; absence of synchronism.
不同時(shí)：缺乏同時(shí)發(fā)生性；不同步

【引伸】
asyn.chronous
asyn.chronously
adv.（副詞）